Game Resources, Tutorials & Assets


How to Participate
A detailed guide on how to participate in the gm(48)

Quick Guide to our Game Jam
See in a few short minutes what there is to participating in the gm(48) game jam

Win a 12-month Indie license to GameMaker Studio 2
Want to win a license to GameMaker Studio 2? Read more about how you may do that with this resource!

How to Upload HTML5
Follow the precise instructions on how to prepare your HTML5 build for upload

How to Use gm48.net Shortcodes (Cheat Sheet)
This cheat sheet provides a quick overview of the Shortcode syntax elements

How to Install gm48.net Leaderboards
The most difficult part is setting up the YoYo Compiler, and that only needs to be done once!

Submit your post-jam game to GXC
Upload directly from GameMaker Studio 2 to GXC and receive special recognition for participating in the game jam.

What is a Game Jam Ambassador
They do not have to be Mark Overmars.

how to make a Metroidvania in 48-hours!
A guide on how I made some competent full feeling Metroidvania's in only 48 hours!

How to make better games (99.9% success rate)
Guide to making better games. Works just about as well as most hand sanitizers.

The Most Complicated Camera Code
Pretty self explanatory.

The Most Simple Movement Code
Very simple collision code.

Presenting your game: Icon + Description
Aim to stand out from the crowd with a great icon and description

Make your game better in 5 seconds
Seriously, do this 🙏🙏🙏

How to survive your first Jam - Mentally & Physically
A Game Jam, like any competition, takes some level of mental and physical preparation. These are my tips to prepare for a jam.

BGM48 | Music for gm48 entries
72 pieces of background music for use in your gm48 entries

Tweens - Everybody Loves 'Em, How Do I Use 'Em?
Use the power of the tween to add some juice to the way things move around in your game!

State Machines, the struct-based approach
There's many ways to make a state machine. This approach let's you use structs to manage your states.

Input System - binding, input buffering, and controller support
Take control of your game in a comprehensive, automated way.

Photographic Noise Shader
This shader is intended to approximate the effect of noise in low light photography with a high ISO.

Menus - buttons, sliders, and carousels
A struct based menu system with support for various element types.

Sine Waves make your game prettier
Spice up the visuals in your game using sine wave motion.

Super Easy Screen Shake
A little screen-shake effect can make all the difference, here's a super easy way to add one to your game!

The great Jammening of 2022
A variety of assets made by me, Petra! For gm48 2022 this includes music, and Tiles!

Saving and Loading User Data
...and why you should be doing it

Expandable Collision System (with slopes)
Create a robust collision system for your platformer (or other types of games).
Strengthen your expertise in GameMaker Studio, Game Development, and game jams.
The gm(48) game jam has a great collection of free user-submitted resources, assets, designs, examples, guides, scripts, tools, tutorials, and videos .
The game developer community has shared their support and goodwill through these GameMaker resources. Precious content that will help you reach that expert game development level. All of these are free for the game developers like you.
Use these free resources wisely and keep grinding at GameMaker until you become a pro. Once you have reached that level, do not stop there. Pay back to the community by submitting your own resources.